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Finding the Fourth Proportional to 11,294.32, 16,951.82 and 5,751.49

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Solution

The fourth proportional to 11,294.32, 16,951.82 and 5,751.49 is: 8,632.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,294.32 : 16,951.82 = 5,751.49 : x
  2. Step 2: Convert to fraction form
    11,294.32/16,951.82 = 5,751.49/x
  3. Step 3: Cross multiply
    11,294.32x = 16,951.82 × 5,751.49
  4. Step 4: Simplify right side
    11,294.32x = 97,498,223.21
  5. Step 5: Solve for x
    x = 97,498,223.21/11,294.32
  6. Step 6: Final answer
    x = 8,632.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.